49      * @param Event $event
55     final public function handleMetaheaderOutput(Event $event): void  argument
69             $event->data ['meta'] [] = ['name' => 'geo.region', 'content' => $region];
72             $event->data ['meta'] [] = ['name' => 'geo.placename', 'content' => $placename];
76 …$event->data ['meta'] [] = ['name' => 'geo.position', 'content' => $lat . ';' . $lon . ';' . $alt];
78 …             $event->data ['meta'] [] = ['name' => 'geo.position', 'content' => $lat . ';' . $lon];
82             $event->data ['meta'] [] = ['name' => 'geo.country', 'content' => $country];
85             $event->data ['meta'] [] = ['name' => "ICBM", 'content' => $lat . ', ' . $lon];
96                 $event->data ['meta'] [] = ['name' => "DC.title", 'content' => $title];
100             $event->data ['meta'] [] = ['name' => 'geo.geohash', 'content' => $geohash];
107      * @param Event $event
110     final public function insertButton(Event $event, array $param): void  argument
112         $event->data [] = [
124      * @param Event $event
127     final public function popularity(Event $event): void  argument
131         $event->data['geotag']['version'] = $plugin_info['date'];
132         $event->data['geotag']['dwversion'] = $versionInfo['date'];
133 …     $event->data['geotag']['combinedversion'] = $versionInfo['date'] . '_' . $plugin_info['date'];